diff --git a/requirements.txt b/requirements.txt
index ea996f0..9f806c5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ Jinja2==2.10.1
 jsonschema==3.0.1
 kombu==4.5.0
 lazy-object-proxy==1.4.1
-Mako==1.0.10
+Mako==1.2.2
 MarkupSafe==1.1.1
 mccabe==0.6.1
 more-itertools==8.0.2